Home / 3,393,820.21-4,683,471.89-1,865,927.33

Finding the Fourth Proportional to 3,393,820.21, 4,683,471.89 and 1,865,927.33

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Solution

The fourth proportional to 3,393,820.21, 4,683,471.89 and 1,865,927.33 is: 2,574,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,820.21 : 4,683,471.89 = 1,865,927.33 : x
  2. Step 2: Convert to fraction form
    3,393,820.21/4,683,471.89 = 1,865,927.33/x
  3. Step 3: Cross multiply
    3,393,820.21x = 4,683,471.89 × 1,865,927.33
  4. Step 4: Simplify right side
    3,393,820.21x = 8,739,018,189,508.12
  5. Step 5: Solve for x
    x = 8,739,018,189,508.12/3,393,820.21
  6. Step 6: Final answer
    x = 2,574,979.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.